Explore the exterior of City Hall, the largest municipal building in the country and the tallest masonry structure in the world. Its monumental design celebrates Philadelphia's 19th c. reputation as "The Workshop of the World." Nearby see a wide array of late 19th century and early 20th century commercial buildings and learn about Philadelphia's post WW II transformation into a modern metropolis.

**Tour meets at the NE corner of 16th St. & JFK Blvd. in Philadelphia, PA.